Company lists · Data refreshed September 2026
Top 25 Autotransformer manufacturers worldwide
RevenueBase identified 1,322 company matches for autotransformer manufacturers worldwide as of September 2026 and tracks 26,507 professional contacts across them, including 5,342 with verified work emails. India is the largest market and Bangalore the largest hub.
This list covers company matches for autotransformer manufacturers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 30, 2026. Country and city lists for autotransformer manufacturers follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest autotransformer manufacturers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,322 contacts → | ||||
Exact match “Prolec has more than fifty years of experience in the creation of comprehensive solutions to meet the needs of power generation, transmission, and distribution.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 2 | 1,144 contacts → | ||||
Exact match “Bharat Bijlee is a public-listed electrical engineering company headquartered in Mumbai, India.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 3 | 941 contacts → | ||||
Exact match “Howard Industries is the leading manufacturer of liquid-filled distribution transformers for the utility and commercial/industrial markets.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 4 | 920 contacts → | ||||
Exact match “Vijai Electricals Ltd.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 5 | 792 contacts → | ||||
Exact match “Virginia Transformer is an engineering company that manufactures transformers.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 6 | 696 contacts → | ||||
Exact match “BEST Transformer, founded in 1966 in Balıkesir, produces oil-immersed distribution transformers, power transformers, cast resin dry-type transformers, reactors, and mechanical…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 7 | 580 contacts → | ||||
Exact match “Transformer & Rectifier (India) Limited (TARIL) is one of India’s leading transformer manufacturers, with over four decades of engineering excellence and a strong global presence.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 8 | 447 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 9 | 444 contacts → | ||||
Exact match “Voltamp Transformers Limited is a Oil filled Power, Distribution and Dry type Transformer manufacturing company based in Vadodara, Gujarat State in India since year 1967.The…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 10 | 424 contacts → | ||||
Exact match “ENPAY is the Pace-Setter of Transformer Industry serving to its customers from its 4 Plants Worldwide.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 11 | 342 contacts → | ||||
Exact match “ATLANTA ELECTRICALS is an electrical/electronic manufacturing company based out of India.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 12 | 284 contacts → | ||||
Exact match “Technical Associates Transformers Ltd.(TATL) is one of India's oldest manufacturers of Power Transformers.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 13 | 278 contacts → | ||||
Exact match “Noratel was established in 1925.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 14 | 270 contacts → | ||||
Exact match “We are proud to announce that in this year, our new production facility equipped with the best, modern machines and equipment at m² open area, was started the production with…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 15 | 267 contacts → | ||||
Exact match “THE TRANSFORMER SOLUTION SPECIALIST Established in 1933 with a proud history, Wilson Transformer Company is a leading specialist in the delivery of transformer solutions.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 16 | 230 contacts → | ||||
Exact match “A TRAEL iniciou suas atividades em 1992 com a fabricação de transformadores de distribuição, força e especiais.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 17 | 217 contacts → | ||||
Exact match “Manufacturer & Exporter of LV & MV Current, Voltage Transformers(up to 33kV), Dry Type Control & Power Transformer(up to Oil Cooled Distribution Transformers(up to 33kV Special…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 18 | 209 contacts → | ||||
Exact match “KONČAR - Distribution & Special Transformers Inc.(KONČAR-D & ST), as a / regional leader in production of distribution, medium power and special transformers up to 160 MVA and 170…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 19 | 202 contacts → | ||||
Exact match “Tamini is an Italian company, world leader for the design and production of industrial, power and special transformers.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 20 | 202 contacts → | ||||
Exact match “HD Hyundai Power Transformers USA, Inc, a subsidiary of HD Hyundai Electric Systems, stands as a premier transformer manufacturer located in Montgomery, Alabama.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 21 | 194 contacts → | ||||
Exact match “More than 50 years of experience in the design and manufacture of power and distribution transformers under ANSI and IEC international standards.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 22 | 187 contacts → | ||||
Exact match “Transfopower Industries (Pvt) Limited was established to manufacture Distribution Transformers (Pole-Mounted / KIOSK Type), Power Transformers and Special Purpose Transformers to…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 23 | 173 contacts → | ||||
Exact match “GK EXPERTISE is a Leading Manufacture in Transmission & Distribution Equipment of Power Transformer, Current Transformer, OLTC, Control & Relay Panels, MV Switchgears, Lighting…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 24 | 172 contacts → | ||||
Exact match “Semar Srl, with more than 600 employees, is a leading manufacturer of electronic and electromechanical products.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 25 | 169 contacts → | ||||
Exact match “Pennsylvania Transformer Technology LLC (PTT) is a US-owned, industry leading manufacturer of a wide range of sizes and types of power transformers for the investor-owned…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “autotransformer manufacturers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 1,322 autotransformer manufacturers worldwide
See the full list, filter by size, metro and specialty, and access 5,342 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Autotransformer manufacturers worldwide at a glance
As of Sep 30, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for autotransformer manufacturers are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “autotransformer manufacturers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 5,342 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 30, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Autotransformer manufacturers by location
5 lists · largest firstEvery Autotransformer manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “autotransformer manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many autotransformer manufacturers are there worldwide?
RevenueBase identified 1,322 company matches for autotransformer manufacturers worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Prolec Energy tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most autotransformer manufacturers?
India leads with 494 companies, followed by the United States (108) and Italy (65). Every autotransformer manufacturers list by country and city is linked on this page.
Which city has the most autotransformer manufacturers?
Bangalore leads with 37 company records, followed by Pune (29) and Delhi (23).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 5,342 professional contacts with verified work emails tracked across these 1,322 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 30, 2026.
Ready to reach these companies? Verified emails and direct dials for all 1,322 autotransformer manufacturers worldwide. Start with a free account, no credit card.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
Company intelligence · public preview
Top 25 autotransformer manufacturers worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 1,322 matching company records for autotransformer manufacturers worldwide, with 26,507 tracked contacts and 5,342 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 30, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 autotransformer manufacturers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Prolec Energyprolec.energy HQ: Apodaca, MexicoReported employees: 5,001-10,000 | Apodaca, Mexico | 5,001-10,000 | Exact match | 2,322 contacts → |
“Prolec has more than fifty years of experience in the creation of comprehensive solutions to meet the needs of power generation, transmission, and distribution.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Bharat Bijlee LTDbharatbijlee.comHQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 1,144 contacts → |
“Bharat Bijlee is a public-listed electrical engineering company headquartered in Mumbai, India.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Howard Industrieshoward.comHQ: Ellisville, MS, United StatesReported employees: 1,001-5,000 | Ellisville, MS, United States | 1,001-5,000 | Exact match | 941 contacts → |
“Howard Industries is the leading manufacturer of liquid-filled distribution transformers for the utility and commercial/industrial markets.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Vijai Electricals Limited, Hyderabadvijaielectricals.com HQ: Hyderabad, IndiaReported employees: 5,001-10,000 | Hyderabad, India | 5,001-10,000 | Exact match | 920 contacts → |
“Vijai Electricals Ltd.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Virginia Transformer Corpvatransformer.com HQ: Roanoke, VA, United StatesReported employees: 5,001-10,000 | Roanoke, VA, United States | 5,001-10,000 | Exact match | 792 contacts → |
“Virginia Transformer is an engineering company that manufactures transformers.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Best Transformerbesttransformer.com HQ: Balıkesir, TürkiyeReported employees: 1,001-5,000 | Balıkesir, Türkiye | 1,001-5,000 | Exact match | 696 contacts → |
“BEST Transformer, founded in 1966 in Balıkesir, produces oil-immersed distribution transformers, power transformers, cast resin dry-type transformers, reactors, and mechanical…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Transformers & Rectifiers India LTDtransformerindia.com HQ: Ahmedabad, IndiaReported employees: 1,001-5,000 | Ahmedabad, India | 1,001-5,000 | Exact match | 580 contacts → |
“Transformer & Rectifier (India) Limited (TARIL) is one of India’s leading transformer manufacturers, with over four decades of engineering excellence and a strong global presence.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Royal Smit Transformers B.Vwerkenbij.sgb-smit.group HQ: Nijmegen, NetherlandsReported employees: 501-1,000 | Nijmegen, Netherlands | 501-1,000 | Exact match | 447 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 9 | Voltamp Transformers Limitedvoltamptransformers.com HQ: Vadodara, IndiaReported employees: 501-1,000 | Vadodara, India | 501-1,000 | Exact match | 444 contacts → |
“Voltamp Transformers Limited is a Oil filled Power, Distribution and Dry type Transformer manufacturing company based in Vadodara, Gujarat State in India since year 1967.The…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | ENPAYenpay.com HQ: Basiskele, TürkiyeReported employees: 1,001-5,000 | Basiskele, Türkiye | 1,001-5,000 | Exact match | 424 contacts → |
“ENPAY is the Pace-Setter of Transformer Industry serving to its customers from its 4 Plants Worldwide.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Atlanta Electricals Limitedaetrafo.comHQ: Anand, IndiaReported employees: 51-200 | Anand, India | 51-200 | Exact match | 342 contacts → |
“ATLANTA ELECTRICALS is an electrical/electronic manufacturing company based out of India.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Technical Associates Transformers LTDtechasso.com HQ: Lucknow, IndiaReported employees: 201-500 | Lucknow, India | 201-500 | Exact match | 284 contacts → |
“Technical Associates Transformers Ltd.(TATL) is one of India's oldest manufacturers of Power Transformers.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Noratelnoratel.com HQ: Hokksund, NorwayReported employees: 1,001-5,000 | Hokksund, Norway | 1,001-5,000 | Exact match | 278 contacts → |
“Noratel was established in 1925.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Eltaş Transformatör A.Şeltas.com.tr HQ: TürkiyeReported employees: 501-1,000 | Türkiye | 501-1,000 | Exact match | 270 contacts → |
“We are proud to announce that in this year, our new production facility equipped with the best, modern machines and equipment at m² open area, was started the production with…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Wilson Transformer Companywtc.com.au HQ: Glen Waverley, AustraliaReported employees: 501-1,000 | Glen Waverley, Australia | 501-1,000 | Exact match | 267 contacts → |
“THE TRANSFORMER SOLUTION SPECIALIST Established in 1933 with a proud history, Wilson Transformer Company is a leading specialist in the delivery of transformer solutions.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Trael Transformadores Elétricos Ltdatrael.com.br HQ: Cuiabá, BrazilReported employees: 1,001-5,000 | Cuiabá, Brazil | 1,001-5,000 | Exact match | 230 contacts → |
“A TRAEL iniciou suas atividades em 1992 com a fabricação de transformadores de distribuição, força e especiais.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Kalpa Electrikal PVT LTDkalpaelectrikal.com HQ: Bangalore, IndiaReported employees: 501-1,000 | Bangalore, India | 501-1,000 | Exact match | 217 contacts → |
“Manufacturer & Exporter of LV & MV Current, Voltage Transformers(up to 33kV), Dry Type Control & Power Transformer(up to Oil Cooled Distribution Transformers(up to 33kV Special…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Končarkoncar-dst.hr HQ: Zagreb, CroatiaReported employees: 501-1,000 | Zagreb, Croatia | 501-1,000 | Exact match | 209 contacts → |
“KONČAR - Distribution & Special Transformers Inc.(KONČAR-D & ST), as a / regional leader in production of distribution, medium power and special transformers up to 160 MVA and 170…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Tamini Terna Energy Solutionstamini.it HQ: Legnano, ItalyReported employees: 201-500 | Legnano, Italy | 201-500 | Exact match | 202 contacts → |
“Tamini is an Italian company, world leader for the design and production of industrial, power and special transformers.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HD Hyundai Power Transformers Usa, INChhiamerica.com HQ: Montgomery, AL, United StatesReported employees: 201-500 | Montgomery, AL, United States | 201-500 | Exact match | 202 contacts → |
“HD Hyundai Power Transformers USA, Inc, a subsidiary of HD Hyundai Electric Systems, stands as a premier transformer manufacturer located in Montgomery, Alabama.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Tubos Trans Electrictte.com.ar HQ: Córdoba, ArgentinaReported employees: 201-500 | Córdoba, Argentina | 201-500 | Exact match | 194 contacts → |
“More than 50 years of experience in the design and manufacture of power and distribution transformers under ANSI and IEC international standards.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Transfopower Industries Private Limitedtransfopower.pk HQ: Lahore, PakistanReported employees: 501-1,000 | Lahore, Pakistan | 501-1,000 | Exact match | 187 contacts → |
“Transfopower Industries (Pvt) Limited was established to manufacture Distribution Transformers (Pole-Mounted / KIOSK Type), Power Transformers and Special Purpose Transformers to…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | GK Power Expertise PVT LTDgkexpertise.com HQ: Chennai, IndiaReported employees: 201-500 | Chennai, India | 201-500 | Exact match | 173 contacts → |
“GK EXPERTISE is a Leading Manufacture in Transmission & Distribution Equipment of Power Transformer, Current Transformer, OLTC, Control & Relay Panels, MV Switchgears, Lighting…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | SEMARsemar.com HQ: Castelfidardo, ItalyReported employees: 501-1,000 | Castelfidardo, Italy | 501-1,000 | Exact match | 172 contacts → |
“Semar Srl, with more than 600 employees, is a leading manufacturer of electronic and electromechanical products.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Pennsylvania Transformer Technology LLC PTTpatransformer.com HQ: Canonsburg, PA, United StatesReported employees: 201-500 | Canonsburg, PA, United States | 201-500 | Exact match | 169 contacts → |
“Pennsylvania Transformer Technology LLC (PTT) is a US-owned, industry leading manufacturer of a wide range of sizes and types of power transformers for the investor-owned…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,322 company matches
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Autotransformer manufacturers: dataset insights
September 30, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
1,307 records in the displayed employee bands.
15 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 1,322 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 30, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Autotransformer manufacturers by location
5 lists · largest firstEvery Autotransformer manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for autotransformer manufacturers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many autotransformer manufacturers did RevenueBase find worldwide?
The saved snapshot records 1,322 matching company records, 26,507 tracked contacts and 5,342 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 30, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
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Cite this list
RevenueBase Data Team. Top 25 autotransformer manufacturers worldwide. Snapshot: September 30, 2026. https://revenuebase.ai/companies/browse/autotransformer-manufacturers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 autotransformer manufacturers worldwide
RevenueBase records 1,322 matching company records for autotransformer manufacturers worldwide, with 26,507 tracked contacts and 5,342 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 30, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 autotransformer manufacturers worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Prolec Energyprolec.energy HQ: Apodaca, MexicoReported employees: 5,001-10,000 | Apodaca, Mexico | 5,001-10,000 | Exact match | 2,322 contacts → |
“Prolec has more than fifty years of experience in the creation of comprehensive solutions to meet the needs of power generation, transmission, and distribution.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Bharat Bijlee LTDbharatbijlee.com HQ: Mumbai, IndiaReported employees: 1,001-5,000 | Mumbai, India | 1,001-5,000 | Exact match | 1,144 contacts → |
“Bharat Bijlee is a public-listed electrical engineering company headquartered in Mumbai, India.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Howard Industrieshoward.com HQ: Ellisville, MS, United StatesReported employees: 1,001-5,000 | Ellisville, MS, United States | 1,001-5,000 | Exact match | 941 contacts → |
“Howard Industries is the leading manufacturer of liquid-filled distribution transformers for the utility and commercial/industrial markets.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Vijai Electricals Limited, Hyderabadvijaielectricals.com HQ: Hyderabad, IndiaReported employees: 5,001-10,000 | Hyderabad, India | 5,001-10,000 | Exact match | 920 contacts → |
“Vijai Electricals Ltd.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Virginia Transformer Corpvatransformer.com HQ: Roanoke, VA, United StatesReported employees: 5,001-10,000 | Roanoke, VA, United States | 5,001-10,000 | Exact match | 792 contacts → |
“Virginia Transformer is an engineering company that manufactures transformers.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Best Transformerbesttransformer.com HQ: Balıkesir, TürkiyeReported employees: 1,001-5,000 | Balıkesir, Türkiye | 1,001-5,000 | Exact match | 696 contacts → |
“BEST Transformer, founded in 1966 in Balıkesir, produces oil-immersed distribution transformers, power transformers, cast resin dry-type transformers, reactors, and mechanical…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Transformers & Rectifiers India LTDtransformerindia.com HQ: Ahmedabad, IndiaReported employees: 1,001-5,000 | Ahmedabad, India | 1,001-5,000 | Exact match | 580 contacts → |
“Transformer & Rectifier (India) Limited (TARIL) is one of India’s leading transformer manufacturers, with over four decades of engineering excellence and a strong global presence.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Royal Smit Transformers B.Vwerkenbij.sgb-smit.group HQ: Nijmegen, NetherlandsReported employees: 501-1,000 | Nijmegen, Netherlands | 501-1,000 | Exact match | 447 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 9 | Voltamp Transformers Limitedvoltamptransformers.com HQ: Vadodara, IndiaReported employees: 501-1,000 | Vadodara, India | 501-1,000 | Exact match | 444 contacts → |
“Voltamp Transformers Limited is a Oil filled Power, Distribution and Dry type Transformer manufacturing company based in Vadodara, Gujarat State in India since year 1967.The…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | ENPAYenpay.com HQ: Basiskele, TürkiyeReported employees: 1,001-5,000 | Basiskele, Türkiye | 1,001-5,000 | Exact match | 424 contacts → |
“ENPAY is the Pace-Setter of Transformer Industry serving to its customers from its 4 Plants Worldwide.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Atlanta Electricals Limitedaetrafo.com HQ: Anand, IndiaReported employees: 51-200 | Anand, India | 51-200 | Exact match | 342 contacts → |
“ATLANTA ELECTRICALS is an electrical/electronic manufacturing company based out of India.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Technical Associates Transformers LTDtechasso.com HQ: Lucknow, IndiaReported employees: 201-500 | Lucknow, India | 201-500 | Exact match | 284 contacts → |
“Technical Associates Transformers Ltd.(TATL) is one of India's oldest manufacturers of Power Transformers.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Noratelnoratel.com HQ: Hokksund, NorwayReported employees: 1,001-5,000 | Hokksund, Norway | 1,001-5,000 | Exact match | 278 contacts → |
“Noratel was established in 1925.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Eltaş Transformatör A.Şeltas.com.tr HQ: TürkiyeReported employees: 501-1,000 | Türkiye | 501-1,000 | Exact match | 270 contacts → |
“We are proud to announce that in this year, our new production facility equipped with the best, modern machines and equipment at m² open area, was started the production with…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Wilson Transformer Companywtc.com.au HQ: Glen Waverley, AustraliaReported employees: 501-1,000 | Glen Waverley, Australia | 501-1,000 | Exact match | 267 contacts → |
“THE TRANSFORMER SOLUTION SPECIALIST Established in 1933 with a proud history, Wilson Transformer Company is a leading specialist in the delivery of transformer solutions.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Trael Transformadores Elétricos Ltdatrael.com.br HQ: Cuiabá, BrazilReported employees: 1,001-5,000 | Cuiabá, Brazil | 1,001-5,000 | Exact match | 230 contacts → |
“A TRAEL iniciou suas atividades em 1992 com a fabricação de transformadores de distribuição, força e especiais.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Kalpa Electrikal PVT LTDkalpaelectrikal.com HQ: Bangalore, IndiaReported employees: 501-1,000 | Bangalore, India | 501-1,000 | Exact match | 217 contacts → |
“Manufacturer & Exporter of LV & MV Current, Voltage Transformers(up to 33kV), Dry Type Control & Power Transformer(up to Oil Cooled Distribution Transformers(up to 33kV Special…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Končarkoncar-dst.hr HQ: Zagreb, CroatiaReported employees: 501-1,000 | Zagreb, Croatia | 501-1,000 | Exact match | 209 contacts → |
“KONČAR - Distribution & Special Transformers Inc.(KONČAR-D & ST), as a / regional leader in production of distribution, medium power and special transformers up to 160 MVA and 170…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Tamini Terna Energy Solutionstamini.it HQ: Legnano, ItalyReported employees: 201-500 | Legnano, Italy | 201-500 | Exact match | 202 contacts → |
“Tamini is an Italian company, world leader for the design and production of industrial, power and special transformers.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HD Hyundai Power Transformers Usa, INChhiamerica.com HQ: Montgomery, AL, United StatesReported employees: 201-500 | Montgomery, AL, United States | 201-500 | Exact match | 202 contacts → |
“HD Hyundai Power Transformers USA, Inc, a subsidiary of HD Hyundai Electric Systems, stands as a premier transformer manufacturer located in Montgomery, Alabama.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Tubos Trans Electrictte.com.ar HQ: Córdoba, ArgentinaReported employees: 201-500 | Córdoba, Argentina | 201-500 | Exact match | 194 contacts → |
“More than 50 years of experience in the design and manufacture of power and distribution transformers under ANSI and IEC international standards.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Transfopower Industries Private Limitedtransfopower.pk HQ: Lahore, PakistanReported employees: 501-1,000 | Lahore, Pakistan | 501-1,000 | Exact match | 187 contacts → |
“Transfopower Industries (Pvt) Limited was established to manufacture Distribution Transformers (Pole-Mounted / KIOSK Type), Power Transformers and Special Purpose Transformers to…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | GK Power Expertise PVT LTDgkexpertise.com HQ: Chennai, IndiaReported employees: 201-500 | Chennai, India | 201-500 | Exact match | 173 contacts → |
“GK EXPERTISE is a Leading Manufacture in Transmission & Distribution Equipment of Power Transformer, Current Transformer, OLTC, Control & Relay Panels, MV Switchgears, Lighting…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | SEMARsemar.com HQ: Castelfidardo, ItalyReported employees: 501-1,000 | Castelfidardo, Italy | 501-1,000 | Exact match | 172 contacts → |
“Semar Srl, with more than 600 employees, is a leading manufacturer of electronic and electromechanical products.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Pennsylvania Transformer Technology LLC PTTpatransformer.com HQ: Canonsburg, PA, United StatesReported employees: 201-500 | Canonsburg, PA, United States | 201-500 | Exact match | 169 contacts → |
“Pennsylvania Transformer Technology LLC (PTT) is a US-owned, industry leading manufacturer of a wide range of sizes and types of power transformers for the investor-owned…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Autotransformer manufacturers: dataset insights
September 30, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
1,307 records in the displayed employee bands.
15 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 1,322 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 30, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Autotransformer manufacturers by location
5 lists · largest firstEvery Autotransformer manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for autotransformer manufacturers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many autotransformer manufacturers did RevenueBase find worldwide?
The saved snapshot records 1,322 matching company records, 26,507 tracked contacts and 5,342 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 30, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 autotransformer manufacturers worldwide. Snapshot: September 30, 2026. https://revenuebase.ai/companies/browse/autotransformer-manufacturers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗